# Member states of ASEAN

As of 2010, the Association of Southeast Asian Nations (ASEAN) has 10 member states, one candidate member state, and one observer state.
ASEAN was founded on 8 August 1967 with five member states: Indonesia, Malaysia, the Philippines, Singapore, and Thailand. It is headquartered in Jakarta.

## Lists

A list of member states is provided below. The members of ASEAN Plus Three and the East Asia Summit are also listed. Both forums are ASEAN-led and meetings are held following the ASEAN Summit.
Also listed are participants of the ASEAN Regional Forum (ARF), an organisation throughout the Asia–Pacific region whose objectives are to foster dialogue and consultation, and promote confidence-building and preventive diplomacy in the region.
The ASEAN is an organisation on the Southeast Asian region that aims to accelerate economic growth, social progress, and cultural development among its members and to promote regional peace.

## ASEAN member states

| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP (PPP) | HDI | Currency | Official languages | Leaders | Leaders | Accession | Joining the ASEAN Regional Forum |
| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP (PPP) | HDI | Currency | Official languages | Head of state | Head of government | Accession | Joining the ASEAN Regional Forum |
| Brunei | Bandar Seri Begawan | 5,765 | j411,900 | 65 | 29,731 | 0.838 | Brunei dollar (BND; B$) | Malay | Hassanal Bolkiah | Hassanal Bolkiah | 7 January 1984 | 1994 |
| Cambodia | Phnom Penh | 181,035 | g15,626,444 | 78 | 78,065 | 0.594 | Cambodian riel (KHR; ៛) United States dollar (USD; $) | Khmer | Norodom Sihamoni | Hun Manet | 30 April 1999 | 1995 |
| Indonesia | Jakarta | 1,904,569 | a255,975,000 | 113 | 3,507,239 | 0.718 | Indonesian rupiah (IDR; Rp) | Indonesian | Prabowo Subianto | Prabowo Subianto | 8 August 1967 | 1994 |
| Laos | Vientiane | 236,800 | h6,492,400 | 24 | 62,797 | 0.613 | Lao kip (LAK; ₭) | Lao | Thongloun Sisoulith | Sonexay Siphandone | 23 July 1997 | 1994 |
| Malaysia | Kuala Lumpur | 329,847 | f31,427,096 | 72 | 978,781 | 0.810 | Malaysian ringgit (MYR; RM) | Malay | Ibrahim | Anwar Ibrahim | 8 August 1967 | 1994 |
| Myanmar | Naypyidaw | 676,578 | e51,419,420 | 81 | 258,677 | 0.583 | Burmese kyat (MMK; K) | Burmese | Min Aung Hlaing | Min Aung Hlaing | 23 July 1997 | 1996 |
| Philippines | Manila | 343,448 | b103,371,800 | 295 | 1,000,617 | 0.718 | Philippine peso (PHP; ₱) | Filipino and English | Bongbong Marcos | Bongbong Marcos | 8 August 1967 | 1994 |
| Singapore | Singapore | 707.1 | i5,535,000 | 6,619 | 600,063 | 0.938 | Singapore dollar (SGD; S$) | Malay, Mandarin, English, and Tamil | Tharman Shanmugaratnam | Lawrence Wong | 8 August 1967 | 1994 |
| Thailand | Bangkok | 513,115 | d65,339,612 | 126 | 1,329,324 | 0.777 | Thai baht (THB; ฿) | Thai | Vajiralongkorn | Paetongtarn Shinawatra | 8 August 1967 | 1994 |
| Vietnam | Hanoi | 331,690 | c99,000,000 | 248 | 1,148,054 | 0.704 | Vietnamese đồng (VND; ₫) | Vietnamese | Lương Cường | Phạm Minh Chính | 28 July 1995 | 1994 |
| ASEAN (total) | Jakarta (Headquarters) | 4,479,210 | 673.655 | 135 | 5,869 | 0.729 (UNDP cal.) | — | English (Working language) | Kao Kim Hourn (Secretary-general) | Kao Kim Hourn (Secretary-general) | — | — |

## Non-member states
### ASEAN candidate/observer states

| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP per cap. (PPP) | HDI | Currency | Official languages | Leaders | Leaders | Status | Joining the ASEAN Regional Forum |
| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP per cap. (PPP) | HDI | Currency | Official languages | Head of state | Head of government | Status | Joining the ASEAN Regional Forum |
| East Timor | Dili | 14,874 | b1,231,116 | 76.2 | 4,928 | 0.620 | United States dollar (USD; $) | Tetum and Portuguese | José Ramos-Horta | Xanana Gusmão | Observer | 2005 |
| Papua New Guinea | Port Moresby | 462,840 | a7,400,000 | 14.5 | 2,399 | 0.491 | Papua New Guinean kina (PGK; K) | English, Tok Pisin, and Hiri Motu | Charles III | James Marape | Observer | 1994 |

### ASEAN Plus Three Nation States

The present members of ASEAN together with:
| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP per cap. (PPP) | HDI | Currency | Official languages | Leaders | Leaders | Joining the ASEAN Regional Forum |
| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP per cap. (PPP) | HDI | Currency | Official languages | Head of state | Head of government | Joining the ASEAN Regional Forum |
| China | Beijing | 9,640,011 | a1,371,790,000 | 139.6 | 12,880 | 0.719 | Chinese yuan (CNY; ¥) | Standard Chinese | Xi Jinping | Li Qiang | 1994 |
| Japan | Tokyo | 377,873 | b126,865,000 | 337.6 | 37,390 | 0.890 | Japanese yen (JPY; ¥) | Japanese (de facto) | Naruhito | Shigeru Ishiba | 1994 |
| South Korea | Seoul | 100,140 | c51,448,183 | 493 | 35,277 | 0.891 | South Korean won (KRW; ₩) | Korean | Yoon Suk-yeol | Han Duck-soo | 1994 |

### East Asia Summit

The present members of ASEAN Plus Three together with:
| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP per cap. (PPP) | HDI | Currency | Official languages | Leaders | Leaders | Joining the ASEAN Regional Forum |
| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP per cap. (PPP) | HDI | Currency | Official languages | Head of state | Head of government | Joining the ASEAN Regional Forum |
| Australia | Canberra | 7,686,850 | d 25,978,935 | 3.4 | 46,433 | 0.933 | Australian dollar (AUD; A$) | English (de facto) | Charles III | Anthony Albanese | 1994 |
| India | New Delhi | 3,287,240 | a1,366,417,750 | 364.4 | 5,855 | 0.586 | Indian rupee (INR; ₹) | Hindi in Devanagari script and English | Droupadi Murmu | Narendra Modi | 1996 |
| New Zealand | Wellington | 268,680 | e4,612,280 | 16.1 | 35,152 | 0.910 | New Zealand dollar (NZD; NZ$) | English, Māori, and NZ Sign Language | Charles III | Christopher Luxon | 1994 |
| Russia | Moscow | 17,075,400 | c146,567,880 | 8.3 | 24,805 | 0.778 | Russian ruble (RUB; ₽) | Russian | Vladimir Putin | Mikhail Mishustin | 1994 |
| United States | Washington, D.C. | 9,629,091 | b321,719,000 | 32 | 54,597 | 0.914 | United States dollar (USD; $) | English (de facto) | Donald Trump | Donald Trump | 1994 |

### ASEAN Regional Forum

The ASEAN Regional Forum is an informal multilateral dialogue of 28 members that seeks to address security issues in the Asia-Pacific region.
The list includes the members of the East Asia Summit plus:
| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP per cap. (PPP) | HDI | Currency | Official languages | Leaders | Leaders | Joining the ASEAN Regional Forum |
| Country | Capital | Area (km$^2$) | Population | Density (/km$^2$) | GDP per cap. (PPP) | HDI | Currency | Official languages | Head of state | Head of government | Joining the ASEAN Regional Forum |
| Bangladesh | Dhaka | 148,460 | b159,143,012 | 1,099.3 | 6,636 | 0.632 | Bangladeshi taka (BDT; ৳) | Bengali | Mohammed Shahabuddin | Muhammad Yunus (acting) | 2006 |
| Canada | Ottawa | 9,984,670 | c35,749,600 | 3.41 | 44,843 | 0.902 | Canadian dollar (CAD; C$) | English and French | Charles III | Mark Carney | 1994 |
| Mongolia | Ulaanbaatar | 1,564,115 | e3,032,606 | 1.75 | 11,882 | 0.698 | Mongolian tögrög (MNT; ₮) | Mongolian | Ukhnaagiin Khürelsükh | Luvsannamsrain Oyun-Erdene | 1999 |
| North Korea | Pyongyang | 120,540 | d25,155,000 | 198.3 | 1,8001,800 est. | 0.7660.540 (2012 UNDP) | North Korean won (KPW; ₩) | Korean | Kim Jong-un | Pak Thae-song | 2000 |
| Pakistan | Islamabad | 796,095 | a191,198,263 | 214.3 | 4,736 | 0.537 | Pakistani rupee (PKR; ₨) | Urdu and English | Asif Ali Zardari | Shehbaz Sharif | 2004 |
| Sri Lanka | Sri Jayawardenepura Kotte (Administrative) Colombo (Commercial) | 65,610 | 20,771,00 | 323 | 10,372 | 0.750 | Sri Lankan rupee (LKR; රු) | Sinhalese and Tamil | Anura Kumara Dissanayake | Harini Amarasuriya | 2007 |
| European Union | Brussels (de facto) | 4,233,262 | 447,706,209 | 106 | 37,607 | 0.8760.876 (UNDP cal.) | Euro (EUR; €) and 7 others | Various | Charles Michel | Ursula von der Leyen | 1994 |